To reset the 2FA, you have to raise a ticket. Please follow the below steps.
Step 1: Click on the 'Help' icon.
Step 2: Next, please click on the 'Create a Ticket' option.
Step 3: Fill in the few details requested on the page. ( Name, Email, UID, etc.)
Step 4: Please click on I'm not a robot and then click 'Send'.
Step 5: A ticket will be raised, and we will go ahead and turn off your 2FA once we confirm the same.
Step 6: You will have to reset your 2FA from your account.
Step 7: Log in to your account and click on the account information tab in the top right corner.
Step 8: Under "security settings", please find the Google Authenticator tab.
Step 9: Please click on "connect" on the right side.
Step 10: The following page will display the QR code/ verification token, which can be scanned/ Entered on the Google Authenticator.
Step 11: Once the Authenticator app is set up, scroll down to the bottom of the page and finish linking the process by entering your password and Google Authentication code.
Your 2FA is complete.